/*!
 * Des加密解密
 * 加密：DesUtils.encode('admin', '1,2,3')
 * 解密：DesUtils.decode('012C2C9BA925FAF8045B2FD9B02A2664', '1,2,3')
 * 表单提前加密：
 * <script src="${ctxStatic}/common/des.min.js" type="text/javascript"></script>
 * $('#inputForm').submit(function(){
 * 		$('#password').val(DesUtils.encode($('#password').val(), '1,2,3'));
 * });
 * @author fire
 */
const secretKey='cqqq,fire,win2003..';
/**
 * 加密（secretKey代表3个key，用逗号分隔）
 */
const encode = function(data, secretKey) {
		if (data && secretKey) {
			var ks = secretKey.split(',');
			if (ks.length >= 3) {
				return strEnc(data, ks[0], ks[1], ks[2]);
			}
			return strEnc(data, secretKey, '', '');
		}
		return '';
	}

	/**
	 * 解密（secretKey代表3个key，用逗号分隔）
	 */
const decode = function(data, secretKey) {
		if (data && secretKey) {
			var ks = secretKey.split(',');
			if (ks.length >= 3) {
				return strDec(data, ks[0], ks[1], ks[2]);
			}
			return strDec(data, secretKey, '', '');
		}
		return '';
	}
/*
	 * encrypt the string to string made up of hex
	 * return the encrypted string
	 */
	function strEnc(data,firstKey,secondKey,thirdKey){
	 var leng = data.length;
	 var encData = "";
	 var firstKeyBt,secondKeyBt,thirdKeyBt,firstLength,secondLength,thirdLength;
	 if(firstKey != null && firstKey != ""){    
	   firstKeyBt = getKeyBytes(firstKey);
	   firstLength = firstKeyBt.length;
	 }
	 if(secondKey != null && secondKey != ""){
	   secondKeyBt = getKeyBytes(secondKey);
	   secondLength = secondKeyBt.length;
	 }
	 if(thirdKey != null && thirdKey != ""){
	   thirdKeyBt = getKeyBytes(thirdKey);
	   thirdLength = thirdKeyBt.length;
	 }  
	 
	 if(leng > 0){
	   if(leng < 4){
	     var bt = strToBt(data);      
	     var encByte ;
	     if(firstKey != null && firstKey !="" && secondKey != null && secondKey != "" && thirdKey != null && thirdKey != ""){
	       var tempBt;
	       var x,y,z;
	       tempBt = bt;        
	       for(x = 0;x < firstLength ;x ++){
	         tempBt = enc(tempBt,firstKeyBt[x]);
	       }
	       for(y = 0;y < secondLength ;y ++){
	         tempBt = enc(tempBt,secondKeyBt[y]);
	       }
	       for(z = 0;z < thirdLength ;z ++){
	         tempBt = enc(tempBt,thirdKeyBt[z]);
	       }        
	       encByte = tempBt;        
	     }else{
	       if(firstKey != null && firstKey !="" && secondKey != null && secondKey != ""){
	         var tempBt;
	         var x,y;
	         tempBt = bt;
	         for(x = 0;x < firstLength ;x ++){
	           tempBt = enc(tempBt,firstKeyBt[x]);
	         }
	         for(y = 0;y < secondLength ;y ++){
	           tempBt = enc(tempBt,secondKeyBt[y]);
	         }
	         encByte = tempBt;
	       }else{
	         if(firstKey != null && firstKey !=""){            
	           var tempBt;
	           var x = 0;
	           tempBt = bt;            
	           for(x = 0;x < firstLength ;x ++){
	             tempBt = enc(tempBt,firstKeyBt[x]);
	           }
	           encByte = tempBt;
	         }
	       }        
	     }
	     encData = bt64ToHex(encByte);
	   }else{
	     var iterator = parseInt(leng/4);
	     var remainder = leng%4;
	     var i=0;      
	     for(i = 0;i < iterator;i++){
	       var tempData = data.substring(i*4+0,i*4+4);
	       var tempByte = strToBt(tempData);
	       var encByte ;
	       if(firstKey != null && firstKey !="" && secondKey != null && secondKey != "" && thirdKey != null && thirdKey != ""){
	         var tempBt;
	         var x,y,z;
	         tempBt = tempByte;
	         for(x = 0;x < firstLength ;x ++){
	           tempBt = enc(tempBt,firstKeyBt[x]);
	         }
	         for(y = 0;y < secondLength ;y ++){
	           tempBt = enc(tempBt,secondKeyBt[y]);
	         }
	         for(z = 0;z < thirdLength ;z ++){
	           tempBt = enc(tempBt,thirdKeyBt[z]);
	         }
	         encByte = tempBt;
	       }else{
	         if(firstKey != null && firstKey !="" && secondKey != null && secondKey != ""){
	           var tempBt;
	           var x,y;
	           tempBt = tempByte;
	           for(x = 0;x < firstLength ;x ++){
	             tempBt = enc(tempBt,firstKeyBt[x]);
	           }
	           for(y = 0;y < secondLength ;y ++){
	             tempBt = enc(tempBt,secondKeyBt[y]);
	           }
	           encByte = tempBt;
	         }else{
	           if(firstKey != null && firstKey !=""){                      
	             var tempBt;
	             var x;
	             tempBt = tempByte;
	             for(x = 0;x < firstLength ;x ++){                
	               tempBt = enc(tempBt,firstKeyBt[x]);
	             }
	             encByte = tempBt;              
	           }
	         }
	       }
	       encData += bt64ToHex(encByte);
	     }      
	     if(remainder > 0){
	       var remainderData = data.substring(iterator*4+0,leng);
	       var tempByte = strToBt(remainderData);
	       var encByte ;
	       if(firstKey != null && firstKey !="" && secondKey != null && secondKey != "" && thirdKey != null && thirdKey != ""){
	         var tempBt;
	         var x,y,z;
	         tempBt = tempByte;
	         for(x = 0;x < firstLength ;x ++){
	           tempBt = enc(tempBt,firstKeyBt[x]);
	         }
	         for(y = 0;y < secondLength ;y ++){
	           tempBt = enc(tempBt,secondKeyBt[y]);
	         }
	         for(z = 0;z < thirdLength ;z ++){
	           tempBt = enc(tempBt,thirdKeyBt[z]);
	         }
	         encByte = tempBt;
	       }else{
	         if(firstKey != null && firstKey !="" && secondKey != null && secondKey != ""){
	           var tempBt;
	           var x,y;
	           tempBt = tempByte;
	           for(x = 0;x < firstLength ;x ++){
	             tempBt = enc(tempBt,firstKeyBt[x]);
	           }
	           for(y = 0;y < secondLength ;y ++){
	             tempBt = enc(tempBt,secondKeyBt[y]);
	           }
	           encByte = tempBt;
	         }else{
	           if(firstKey != null && firstKey !=""){            
	             var tempBt;
	             var x;
	             tempBt = tempByte;
	             for(x = 0;x < firstLength ;x ++){
	               tempBt = enc(tempBt,firstKeyBt[x]);
	             }
	             encByte = tempBt;
	           }
	         }
	       }
	       encData += bt64ToHex(encByte);
	     }                
	   }
	 }
	 return encData;
	}
	/*
		* decrypt the encrypted string to the original string 
		*
		* return  the original string  
		*/
		function strDec(data,firstKey,secondKey,thirdKey){
		 var leng = data.length;
		 var decStr = "";
		 var firstKeyBt,secondKeyBt,thirdKeyBt,firstLength,secondLength,thirdLength;
		 if(firstKey != null && firstKey != ""){    
		   firstKeyBt = getKeyBytes(firstKey);
		   firstLength = firstKeyBt.length;
		 }
		 if(secondKey != null && secondKey != ""){
		   secondKeyBt = getKeyBytes(secondKey);
		   secondLength = secondKeyBt.length;
		 }
		 if(thirdKey != null && thirdKey != ""){
		   thirdKeyBt = getKeyBytes(thirdKey);
		   thirdLength = thirdKeyBt.length;
		 }
		 
		 var iterator = parseInt(leng/16);
		 var i=0;  
		 for(i = 0;i < iterator;i++){
		   var tempData = data.substring(i*16+0,i*16+16);    
		   var strByte = hexToBt64(tempData);    
		   var intByte = new Array(64);
		   var j = 0;
		   for(j = 0;j < 64; j++){
		     intByte[j] = parseInt(strByte.substring(j,j+1));
		   }    
		   var decByte;
		   if(firstKey != null && firstKey !="" && secondKey != null && secondKey != "" && thirdKey != null && thirdKey != ""){
		     var tempBt;
		     var x,y,z;
		     tempBt = intByte;
		     for(x = thirdLength - 1;x >= 0;x --){
		       tempBt = dec(tempBt,thirdKeyBt[x]);
		     }
		     for(y = secondLength - 1;y >= 0;y --){
		       tempBt = dec(tempBt,secondKeyBt[y]);
		     }
		     for(z = firstLength - 1;z >= 0 ;z --){
		       tempBt = dec(tempBt,firstKeyBt[z]);
		     }
		     decByte = tempBt;
		   }else{
		     if(firstKey != null && firstKey !="" && secondKey != null && secondKey != ""){
		       var tempBt;
		       var x,y,z;
		       tempBt = intByte;
		       for(x = secondLength - 1;x >= 0 ;x --){
		         tempBt = dec(tempBt,secondKeyBt[x]);
		       }
		       for(y = firstLength - 1;y >= 0 ;y --){
		         tempBt = dec(tempBt,firstKeyBt[y]);
		       }
		       decByte = tempBt;
		     }else{
		       if(firstKey != null && firstKey !=""){
		         var tempBt;
		         var x,y,z;
		         tempBt = intByte;
		         for(x = firstLength - 1;x >= 0 ;x --){
		           tempBt = dec(tempBt,firstKeyBt[x]);
		         }
		         decByte = tempBt;
		       }
		     }
		   }
		   decStr += byteToString(decByte);
		 }      
		 return decStr;
		}
		/*
		* chang the string into the bit array
		* 
		* return bit array(it's length % 64 = 0)
		*/
		function getKeyBytes(key){
		 var keyBytes = new Array();
		 var leng = key.length;
		 var iterator = parseInt(leng/4);
		 var remainder = leng%4;
		 var i = 0;
		 for(i = 0;i < iterator; i ++){
		   keyBytes[i] = strToBt(key.substring(i*4+0,i*4+4));
		 }
		 if(remainder > 0){
		   keyBytes[i] = strToBt(key.substring(i*4+0,leng));
		 }    
		 return keyBytes;
		}
		
		/*
		* chang the string(it's length <= 4) into the bit array
		* 
		* return bit array(it's length = 64)
		*/
		function strToBt(str){  
		 var leng = str.length;
		 var bt = new Array(64);
		 if(leng < 4){
		   var i=0,j=0,p=0,q=0;
		   for(i = 0;i<leng;i++){
		     var k = str.charCodeAt(i);
		     for(j=0;j<16;j++){      
		       var pow=1,m=0;
		       for(m=15;m>j;m--){
		         pow *= 2;
		       }        
		       bt[16*i+j]=parseInt(k/pow)%2;
		     }
		   }
		   for(p = leng;p<4;p++){
		     var k = 0;
		     for(q=0;q<16;q++){      
		       var pow=1,m=0;
		       for(m=15;m>q;m--){
		         pow *= 2;
		       }        
		       bt[16*p+q]=parseInt(k/pow)%2;
		     }
		   }  
		 }else{
		   for(i = 0;i<4;i++){
		     var k = str.charCodeAt(i);
		     for(j=0;j<16;j++){      
		       var pow=1;
		       for(m=15;m>j;m--){
		         pow *= 2;
		       }        
		       bt[16*i+j]=parseInt(k/pow)%2;
		     }
		   }  
		 }
		 return bt;
		}
		
		/*
		* chang the bit(it's length = 4) into the hex
		* 
		* return hex
		*/
		function bt4ToHex(binary) {
		 var hex;
		 switch (binary) {
		   case "0000" : hex = "0"; break;
		   case "0001" : hex = "1"; break;
		   case "0010" : hex = "2"; break;
		   case "0011" : hex = "3"; break;
		   case "0100" : hex = "4"; break;
		   case "0101" : hex = "5"; break;
		   case "0110" : hex = "6"; break;
		   case "0111" : hex = "7"; break;
		   case "1000" : hex = "8"; break;
		   case "1001" : hex = "9"; break;
		   case "1010" : hex = "A"; break;
		   case "1011" : hex = "B"; break;
		   case "1100" : hex = "C"; break;
		   case "1101" : hex = "D"; break;
		   case "1110" : hex = "E"; break;
		   case "1111" : hex = "F"; break;
		 }
		 return hex;
		}
		
		/*
		* chang the hex into the bit(it's length = 4)
		* 
		* return the bit(it's length = 4)
		*/
		function hexToBt4(hex) {
		 var binary;
		 switch (hex) {
		   case "0" : binary = "0000"; break;
		   case "1" : binary = "0001"; break;
		   case "2" : binary = "0010"; break;
		   case "3" : binary = "0011"; break;
		   case "4" : binary = "0100"; break;
		   case "5" : binary = "0101"; break;
		   case "6" : binary = "0110"; break;
		   case "7" : binary = "0111"; break;
		   case "8" : binary = "1000"; break;
		   case "9" : binary = "1001"; break;
		   case "A" : binary = "1010"; break;
		   case "B" : binary = "1011"; break;
		   case "C" : binary = "1100"; break;
		   case "D" : binary = "1101"; break;
		   case "E" : binary = "1110"; break;
		   case "F" : binary = "1111"; break;
		 }
		 return binary;
		}
		
		/*
		* chang the bit(it's length = 64) into the string
		* 
		* return string
		*/
		function byteToString(byteData){
		 var str="";
		 var i,j,m;
		 for(i = 0;i<4;i++){
		   var count=0;
		   for(j=0;j<16;j++){        
		     var pow=1;
		     for(m=15;m>j;m--){
		       pow*=2;
		     }              
		     count+=byteData[16*i+j]*pow;
		   }        
		   if(count != 0){
		     str+=String.fromCharCode(count);
		   }
		 }
		 return str;
		}
		
		function bt64ToHex(byteData){
		 var hex = "";
		 var i,j;
		 for(i = 0;i<16;i++){
		   var bt = "";
		   for(j=0;j<4;j++){    
		     bt += byteData[i*4+j];
		   }    
		   hex+=bt4ToHex(bt);
		 }
		 return hex;
		}
		
		function hexToBt64(hex){
		 var binary = "";
		 var i;
		 for(i = 0;i<16;i++){
		   binary+=hexToBt4(hex.substring(i,i+1));
		 }
		 return binary;
		}
		
		/*
		* the 64 bit des core arithmetic
		*/
		
		function enc(dataByte,keyByte){  
		 var keys = generateKeys(keyByte);    
		 var ipByte   = initPermute(dataByte);  
		 var ipLeft   = new Array(32);
		 var ipRight  = new Array(32);
		 var tempLeft = new Array(32);
		 var i = 0,j = 0,k = 0,m = 0, n = 0;
		 for(k = 0;k < 32;k ++){
		   ipLeft[k] = ipByte[k];
		   ipRight[k] = ipByte[32+k];
		 }    
		 for(i = 0;i < 16;i ++){
		   for(j = 0;j < 32;j ++){
		     tempLeft[j] = ipLeft[j];
		     ipLeft[j] = ipRight[j];      
		   }  
		   var key = new Array(48);
		   for(m = 0;m < 48;m ++){
		     key[m] = keys[i][m];
		   }
		   var  tempRight = xor(pPermute(sBoxPermute(xor(expandPermute(ipRight),key))), tempLeft);      
		   for(n = 0;n < 32;n ++){
		     ipRight[n] = tempRight[n];
		   }  
		   
		 }  
		 
		 
		 var finalData =new Array(64);
		 for(i = 0;i < 32;i ++){
		   finalData[i] = ipRight[i];
		   finalData[32+i] = ipLeft[i];
		 }
		 return finallyPermute(finalData);  
		}
		
		function dec(dataByte,keyByte){  
		 var keys = generateKeys(keyByte);    
		 var ipByte   = initPermute(dataByte);  
		 var ipLeft   = new Array(32);
		 var ipRight  = new Array(32);
		 var tempLeft = new Array(32);
		 var i = 0,j = 0,k = 0,m = 0, n = 0;
		 for(k = 0;k < 32;k ++){
		   ipLeft[k] = ipByte[k];
		   ipRight[k] = ipByte[32+k];
		 }  
		 for(i = 15;i >= 0;i --){
		   for(j = 0;j < 32;j ++){
		     tempLeft[j] = ipLeft[j];
		     ipLeft[j] = ipRight[j];      
		   }  
		   var key = new Array(48);
		   for(m = 0;m < 48;m ++){
		     key[m] = keys[i][m];
		   }
		   
		   var  tempRight = xor(pPermute(sBoxPermute(xor(expandPermute(ipRight),key))), tempLeft);      
		   for(n = 0;n < 32;n ++){
		     ipRight[n] = tempRight[n];
		   }  
		 }  
		 
		 
		 var finalData =new Array(64);
		 for(i = 0;i < 32;i ++){
		   finalData[i] = ipRight[i];
		   finalData[32+i] = ipLeft[i];
		 }
		 return finallyPermute(finalData);  
		}
		
		function initPermute(originalData){
		 var ipByte = new Array(64);
		 var i,m,n,j,k;
		 for (i = 0, m = 1, n = 0; i < 4; i++, m += 2, n += 2) {
		   for (j = 7, k = 0; j >= 0; j--, k++) {
		     ipByte[i * 8 + k] = originalData[j * 8 + m];
		     ipByte[i * 8 + k + 32] = originalData[j * 8 + n];
		   }
		 }    
		 return ipByte;
		}
		
		function expandPermute(rightData){  
		 var epByte = new Array(48);
		 var i;
		 for (i = 0; i < 8; i++) {
		   if (i == 0) {
		     epByte[i * 6 + 0] = rightData[31];
		   } else {
		     epByte[i * 6 + 0] = rightData[i * 4 - 1];
		   }
		   epByte[i * 6 + 1] = rightData[i * 4 + 0];
		   epByte[i * 6 + 2] = rightData[i * 4 + 1];
		   epByte[i * 6 + 3] = rightData[i * 4 + 2];
		   epByte[i * 6 + 4] = rightData[i * 4 + 3];
		   if (i == 7) {
		     epByte[i * 6 + 5] = rightData[0];
		   } else {
		     epByte[i * 6 + 5] = rightData[i * 4 + 4];
		   }
		 }      
		 return epByte;
		}
		
		function xor(byteOne,byteTwo){  
		 var xorByte = new Array(byteOne.length);
		 var i;
		 for(i = 0;i < byteOne.length; i ++){      
		   xorByte[i] = byteOne[i] ^ byteTwo[i];
		 }  
		 return xorByte;
		}
		
		function sBoxPermute(expandByte){
		 
		   var sBoxByte = new Array(32);
		   var binary = "";
		   var s1 = [
		       [14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7],
		       [0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8],
		       [4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0],
		       [15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13 ]];
		
		       /* Table - s2 */
		   var s2 = [
		       [15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10],
		       [3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5],
		       [0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15],
		       [13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9 ]];
		
		       /* Table - s3 */
		   var s3= [
		       [10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8],
		       [13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1],
		       [13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7],
		       [1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12 ]];
		       /* Table - s4 */
		   var s4 = [
		       [7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15],
		       [13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9],
		       [10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4],
		       [3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14 ]];
		
		       /* Table - s5 */
		   var s5 = [
		       [2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9],
		       [14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6],
		       [4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14],
		       [11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3 ]];
		
		       /* Table - s6 */
		   var s6 = [
		       [12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11],
		       [10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8],
		       [9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6],
		       [4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13 ]];
		
		       /* Table - s7 */
		   var s7 = [
		       [4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1],
		       [13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6],
		       [1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2],
		       [6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12]];
		
		       /* Table - s8 */
		   var s8 = [
		       [13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7],
		       [1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2],
		       [7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8],
		       [2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11]];
		   var i,j,m;
		   for(m=0;m<8;m++){
		   i = expandByte[m*6+0]*2+expandByte[m*6+5];
		   j = expandByte[m * 6 + 1] * 2 * 2 * 2 
		     + expandByte[m * 6 + 2] * 2* 2 
		     + expandByte[m * 6 + 3] * 2 
		     + expandByte[m * 6 + 4];
		   switch (m) {
		     case 0 :
		       binary = getBoxBinary(s1[i][j]);
		       break;
		     case 1 :
		       binary = getBoxBinary(s2[i][j]);
		       break;
		     case 2 :
		       binary = getBoxBinary(s3[i][j]);
		       break;
		     case 3 :
		       binary = getBoxBinary(s4[i][j]);
		       break;
		     case 4 :
		       binary = getBoxBinary(s5[i][j]);
		       break;
		     case 5 :
		       binary = getBoxBinary(s6[i][j]);
		       break;
		     case 6 :
		       binary = getBoxBinary(s7[i][j]);
		       break;
		     case 7 :
		       binary = getBoxBinary(s8[i][j]);
		       break;
		   }      
		   sBoxByte[m*4+0] = parseInt(binary.substring(0,1));
		   sBoxByte[m*4+1] = parseInt(binary.substring(1,2));
		   sBoxByte[m*4+2] = parseInt(binary.substring(2,3));
		   sBoxByte[m*4+3] = parseInt(binary.substring(3,4));
		 }
		 return sBoxByte;
		}
		
		function pPermute(sBoxByte){
		 var pBoxPermute = new Array(32);
		 pBoxPermute[ 0] = sBoxByte[15]; 
		 pBoxPermute[ 1] = sBoxByte[ 6]; 
		 pBoxPermute[ 2] = sBoxByte[19]; 
		 pBoxPermute[ 3] = sBoxByte[20]; 
		 pBoxPermute[ 4] = sBoxByte[28]; 
		 pBoxPermute[ 5] = sBoxByte[11]; 
		 pBoxPermute[ 6] = sBoxByte[27]; 
		 pBoxPermute[ 7] = sBoxByte[16]; 
		 pBoxPermute[ 8] = sBoxByte[ 0]; 
		 pBoxPermute[ 9] = sBoxByte[14]; 
		 pBoxPermute[10] = sBoxByte[22]; 
		 pBoxPermute[11] = sBoxByte[25]; 
		 pBoxPermute[12] = sBoxByte[ 4]; 
		 pBoxPermute[13] = sBoxByte[17]; 
		 pBoxPermute[14] = sBoxByte[30]; 
		 pBoxPermute[15] = sBoxByte[ 9]; 
		 pBoxPermute[16] = sBoxByte[ 1]; 
		 pBoxPermute[17] = sBoxByte[ 7]; 
		 pBoxPermute[18] = sBoxByte[23]; 
		 pBoxPermute[19] = sBoxByte[13]; 
		 pBoxPermute[20] = sBoxByte[31]; 
		 pBoxPermute[21] = sBoxByte[26]; 
		 pBoxPermute[22] = sBoxByte[ 2]; 
		 pBoxPermute[23] = sBoxByte[ 8]; 
		 pBoxPermute[24] = sBoxByte[18]; 
		 pBoxPermute[25] = sBoxByte[12]; 
		 pBoxPermute[26] = sBoxByte[29]; 
		 pBoxPermute[27] = sBoxByte[ 5]; 
		 pBoxPermute[28] = sBoxByte[21]; 
		 pBoxPermute[29] = sBoxByte[10]; 
		 pBoxPermute[30] = sBoxByte[ 3]; 
		 pBoxPermute[31] = sBoxByte[24];    
		 return pBoxPermute;
		}
		
		function finallyPermute(endByte){    
		 var fpByte = new Array(64);  
		 fpByte[ 0] = endByte[39]; 
		 fpByte[ 1] = endByte[ 7]; 
		 fpByte[ 2] = endByte[47]; 
		 fpByte[ 3] = endByte[15]; 
		 fpByte[ 4] = endByte[55]; 
		 fpByte[ 5] = endByte[23]; 
		 fpByte[ 6] = endByte[63]; 
		 fpByte[ 7] = endByte[31]; 
		 fpByte[ 8] = endByte[38]; 
		 fpByte[ 9] = endByte[ 6]; 
		 fpByte[10] = endByte[46]; 
		 fpByte[11] = endByte[14]; 
		 fpByte[12] = endByte[54]; 
		 fpByte[13] = endByte[22]; 
		 fpByte[14] = endByte[62]; 
		 fpByte[15] = endByte[30]; 
		 fpByte[16] = endByte[37]; 
		 fpByte[17] = endByte[ 5]; 
		 fpByte[18] = endByte[45]; 
		 fpByte[19] = endByte[13]; 
		 fpByte[20] = endByte[53]; 
		 fpByte[21] = endByte[21]; 
		 fpByte[22] = endByte[61]; 
		 fpByte[23] = endByte[29]; 
		 fpByte[24] = endByte[36]; 
		 fpByte[25] = endByte[ 4]; 
		 fpByte[26] = endByte[44]; 
		 fpByte[27] = endByte[12]; 
		 fpByte[28] = endByte[52]; 
		 fpByte[29] = endByte[20]; 
		 fpByte[30] = endByte[60]; 
		 fpByte[31] = endByte[28]; 
		 fpByte[32] = endByte[35]; 
		 fpByte[33] = endByte[ 3]; 
		 fpByte[34] = endByte[43]; 
		 fpByte[35] = endByte[11]; 
		 fpByte[36] = endByte[51]; 
		 fpByte[37] = endByte[19]; 
		 fpByte[38] = endByte[59]; 
		 fpByte[39] = endByte[27]; 
		 fpByte[40] = endByte[34]; 
		 fpByte[41] = endByte[ 2]; 
		 fpByte[42] = endByte[42]; 
		 fpByte[43] = endByte[10]; 
		 fpByte[44] = endByte[50]; 
		 fpByte[45] = endByte[18]; 
		 fpByte[46] = endByte[58]; 
		 fpByte[47] = endByte[26]; 
		 fpByte[48] = endByte[33]; 
		 fpByte[49] = endByte[ 1]; 
		 fpByte[50] = endByte[41]; 
		 fpByte[51] = endByte[ 9]; 
		 fpByte[52] = endByte[49]; 
		 fpByte[53] = endByte[17]; 
		 fpByte[54] = endByte[57]; 
		 fpByte[55] = endByte[25]; 
		 fpByte[56] = endByte[32]; 
		 fpByte[57] = endByte[ 0]; 
		 fpByte[58] = endByte[40]; 
		 fpByte[59] = endByte[ 8]; 
		 fpByte[60] = endByte[48]; 
		 fpByte[61] = endByte[16]; 
		 fpByte[62] = endByte[56]; 
		 fpByte[63] = endByte[24];
		 return fpByte;
		}
		
		function getBoxBinary(i) {
		 var binary = "";
		 switch (i) {
		   case 0 :binary = "0000";break;
		   case 1 :binary = "0001";break;
		   case 2 :binary = "0010";break;
		   case 3 :binary = "0011";break;
		   case 4 :binary = "0100";break;
		   case 5 :binary = "0101";break;
		   case 6 :binary = "0110";break;
		   case 7 :binary = "0111";break;
		   case 8 :binary = "1000";break;
		   case 9 :binary = "1001";break;
		   case 10 :binary = "1010";break;
		   case 11 :binary = "1011";break;
		   case 12 :binary = "1100";break;
		   case 13 :binary = "1101";break;
		   case 14 :binary = "1110";break;
		   case 15 :binary = "1111";break;
		 }
		 return binary;
		}
		/*
		* generate 16 keys for xor
		*
		*/
		function generateKeys(keyByte){    
		 var key   = new Array(56);
		 var keys = new Array();  
		 
		 keys[ 0] = new Array();
		 keys[ 1] = new Array();
		 keys[ 2] = new Array();
		 keys[ 3] = new Array();
		 keys[ 4] = new Array();
		 keys[ 5] = new Array();
		 keys[ 6] = new Array();
		 keys[ 7] = new Array();
		 keys[ 8] = new Array();
		 keys[ 9] = new Array();
		 keys[10] = new Array();
		 keys[11] = new Array();
		 keys[12] = new Array();
		 keys[13] = new Array();
		 keys[14] = new Array();
		 keys[15] = new Array();  
		 var loop = [1,1,2,2,2,2,2,2,1,2,2,2,2,2,2,1];
		
		 for(i=0;i<7;i++){
			 var j;
			 var k;
		   for(j=0,k=7;j<8;j++,k--){
		     key[i*8+j]=keyByte[8*k+i];
		   }
		 }    
		 
		 var i = 0;
		 for(i = 0;i < 16;i ++){
		   var tempLeft=0;
		   var tempRight=0;
		   var j;
		   for(j = 0; j < loop[i];j ++){          
		     tempLeft = key[0];
		     tempRight = key[28];
		     for(k = 0;k < 27 ;k ++){
		       key[k] = key[k+1];
		       key[28+k] = key[29+k];
		     }  
		     key[27]=tempLeft;
		     key[55]=tempRight;
		   }
		   var tempKey = new Array(48);
		   tempKey[ 0] = key[13];
		   tempKey[ 1] = key[16];
		   tempKey[ 2] = key[10];
		   tempKey[ 3] = key[23];
		   tempKey[ 4] = key[ 0];
		   tempKey[ 5] = key[ 4];
		   tempKey[ 6] = key[ 2];
		   tempKey[ 7] = key[27];
		   tempKey[ 8] = key[14];
		   tempKey[ 9] = key[ 5];
		   tempKey[10] = key[20];
		   tempKey[11] = key[ 9];
		   tempKey[12] = key[22];
		   tempKey[13] = key[18];
		   tempKey[14] = key[11];
		   tempKey[15] = key[ 3];
		   tempKey[16] = key[25];
		   tempKey[17] = key[ 7];
		   tempKey[18] = key[15];
		   tempKey[19] = key[ 6];
		   tempKey[20] = key[26];
		   tempKey[21] = key[19];
		   tempKey[22] = key[12];
		   tempKey[23] = key[ 1];
		   tempKey[24] = key[40];
		   tempKey[25] = key[51];
		   tempKey[26] = key[30];
		   tempKey[27] = key[36];
		   tempKey[28] = key[46];
		   tempKey[29] = key[54];
		   tempKey[30] = key[29];
		   tempKey[31] = key[39];
		   tempKey[32] = key[50];
		   tempKey[33] = key[44];
		   tempKey[34] = key[32];
		   tempKey[35] = key[47];
		   tempKey[36] = key[43];
		   tempKey[37] = key[48];
		   tempKey[38] = key[38];
		   tempKey[39] = key[55];
		   tempKey[40] = key[33];
		   tempKey[41] = key[52];
		   tempKey[42] = key[45];
		   tempKey[43] = key[41];
		   tempKey[44] = key[49];
		   tempKey[45] = key[35];
		   tempKey[46] = key[28];
		   tempKey[47] = key[31];
		   var m;
		   switch(i){
		     case 0: for(m=0;m < 48 ;m++){ keys[ 0][m] = tempKey[m]; } break;
		     case 1: for(m=0;m < 48 ;m++){ keys[ 1][m] = tempKey[m]; } break;
		     case 2: for(m=0;m < 48 ;m++){ keys[ 2][m] = tempKey[m]; } break;
		     case 3: for(m=0;m < 48 ;m++){ keys[ 3][m] = tempKey[m]; } break;
		     case 4: for(m=0;m < 48 ;m++){ keys[ 4][m] = tempKey[m]; } break;
		     case 5: for(m=0;m < 48 ;m++){ keys[ 5][m] = tempKey[m]; } break;
		     case 6: for(m=0;m < 48 ;m++){ keys[ 6][m] = tempKey[m]; } break;
		     case 7: for(m=0;m < 48 ;m++){ keys[ 7][m] = tempKey[m]; } break;
		     case 8: for(m=0;m < 48 ;m++){ keys[ 8][m] = tempKey[m]; } break;
		     case 9: for(m=0;m < 48 ;m++){ keys[ 9][m] = tempKey[m]; } break;
		     case 10: for(m=0;m < 48 ;m++){ keys[10][m] = tempKey[m]; } break;
		     case 11: for(m=0;m < 48 ;m++){ keys[11][m] = tempKey[m]; } break;
		     case 12: for(m=0;m < 48 ;m++){ keys[12][m] = tempKey[m]; } break;
		     case 13: for(m=0;m < 48 ;m++){ keys[13][m] = tempKey[m]; } break;
		     case 14: for(m=0;m < 48 ;m++){ keys[14][m] = tempKey[m]; } break;
		     case 15: for(m=0;m < 48 ;m++){ keys[15][m] = tempKey[m]; } break;
		   }
		 }
		 return keys;  
		}
export default {
	encode,
	decode,
	secretKey
}